// RemoveCollisionHandler unsets a collision handler.
func (s *Space) RemoveCollisionHandler(a CollisionType, b CollisionType) {
C.cpSpaceRemoveCollisionHandler(s.c(), C.cpCollisionType(a), C.cpCollisionType(b))
}
func (s *Shape) SetCollisionType(ctype uint) {
s.CPShape.collision_type = C.cpCollisionType(ctype)
}
// c converts CollisionType to c.cpCollisionType.
func (c CollisionType) c() C.cpCollisionType {
return C.cpCollisionType(c)
}
func (s *Space) AddSeparateCollisionHandler(typeA uint, typeB uint, data interface{}, handler CollisionHandler) {
h := CollisionHandlerData{s, data, handler}
uglyassshit = append(uglyassshit, &h)
C.cpgoSpaceAddSeparateCollisionHandler(s.CPSpace,
C.cpCollisionType(typeA), C.cpCollisionType(typeB), unsafe.Pointer(&h))
}
// RemoveCollisionHandler unsets a collision handler.
func (s Space) RemoveCollisionHandler(a CollisionType, b CollisionType) {
colTypes := collisionTypePair{a, b}
delete(collisionHandlerMap[s], colTypes)
C.cpSpaceRemoveCollisionHandler(s.c(), C.cpCollisionType(a), C.cpCollisionType(b))
}